20004922 has 8 divisors (see below), whose sum is σ = 34294176. Its totient is φ = 8573532.

The previous prime is 20004893. The next prime is 20004923. The reversal of 20004922 is 22940002.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 20004922.

It is not an unprimeable number, because it can be changed into a prime (20004923) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 714448 + ... + 714475.

It is an arithmetic number, because the mean of its divisors is an integer number (4286772).

Almost surely, 2^20004922 is an apocalyptic number.

20004922 is a deficient number, since it is larger than the sum of its proper divisors (14289254).

20004922 is a wasteful number, since it uses less digits than its factorization.

20004922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1428932.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 20004922 is about 4472.6862174760. The cubic root of 20004922 is about 271.4640271056.

Adding to 20004922 its reverse (22940002), we get a palindrome (42944924).

The spelling of 20004922 in words is "twenty million, four thousand, nine hundred twenty-two".